By using engineered retinal pigment epithelial cells to deliver IL-2 into the tumor microenvironment, investigators at Rice University eradicated ovarian and colorectal tumors in mouse models, and elicited T-cell responses after implantation in primates.

U.K. biotech Complement Therapeutics Ltd has come out of stealth mode with €5 million ($5.7 million) in seed funding to tackle complement-related diseases, initially targeting the currently untreatable condition geographic atrophy due to dry age-related macular degeneration.

LONDON – The team that opened up the market for anti-vascular endothelial growth factor (VEGF) drugs in the treatment of eye diseases has formed a new company, Eyebio Ltd., with the aim of developing a new generation of ocular therapies. David Guyer and Anthony Adamis, founders of Eyetech Pharmaceuticals Inc., which brought Macugen (pegaptanib sodium) through to FDA approval in December 2004, set up Eyebio in August last year, with seed funding from SV Health Investors.

Proqr Therapeutics NV stock lost three-quarters of its value as word got out that its pivotal phase II/III study of sepofarsen in treating a tough, rare and genetic retinal disease failed to hit the primary endpoint. CEO Daniel de Boer said he was “shocked by the unexpected outcome” based on data from earlier studies. He added that he is unsure if Proqr will continue developing its therapy for treating CEP290-mediated Leber congenital amaurosis 10 until it understands the new results.